Buttermilk Cake and Brie Whipped Frosting with Spiced Apples

Ingredients

• 2 1/4 cups all purpose flour
• 3/4 cup granulated sugar
• 3/4 tsp baking powder
• 3/4 tsp baking soda
• 1/2 tsp fine sea salt
• 1 cup buttermilk
• 1 cup grapeseed oil
• 1 tsp vanilla extract
• 2 large eggs
• 3-4 large apples, about 5 cups chopped
• 1/4 cup dark brown sugar
• 1 tsp cinnamon
• 1/2 tsp cardamon
• 1/4 tsp nutmeg
• 1/4 tsp salt
• 1 tsp orange zest
• 3 tbsp orange juice, freshly squeezed
• 8 ounces Brie cheese (soft variety), room temperature
• 2 cups heavy cream, very cold
• 1/4 cup granulated sugar